package com.itheima.service.impl;

import com.itheima.service.UserService;

/**
 * @program: Spring_day01_01_IOC入门程序
 * @description:
 * @author: xuejingjing
 * @create: 2021-08-02 16:59
 **/
public class UserServiceImpl implements UserService {

    public void save() {
        //1.写共性功能，共性功能要挖走。然后开发共性功能所在的类。
       // System.out.println("共性功能");
        System.out.println("user");
    }
}
